What is the Least Common Multiple of 6572 and 6590?
Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.
Least common multiple (LCM) of 6572 and 6590 is 21654740.
LCM(6572,6590) = 21654740
Least Common Multiple of 6572 and 6590 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6572 and 6590, than apply into the LCM equation.
GCF(6572,6590) = 2
LCM(6572,6590) = ( 6572 × 6590) / 2
LCM(6572,6590) = 43309480 / 2
LCM(6572,6590) = 21654740
Least Common Multiple (LCM) of 6572 and 6590 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 6572 and 6590. First we will calculate the prime factors of 6572 and 6590.
Prime Factorization of 6572
Prime factors of 6572 are 2, 31, 53. Prime factorization of 6572 in exponential form is:
6572 = 22 × 311 × 531
Prime Factorization of 6590
Prime factors of 6590 are 2, 5, 659. Prime factorization of 6590 in exponential form is:
6590 = 21 × 51 × 6591
Now multiplying the highest exponent prime factors to calculate the LCM of 6572 and 6590.
LCM(6572,6590) = 22 × 311 × 531 × 51 × 6591
LCM(6572,6590) = 21654740
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